/Engine/Plugins/MeshPainting/Source/MeshPaintingToolset/Public/TexturePaintToolset.h
Retrieve LOD mesh sections from MeshComponent which contain one of the Material Indices
static void RetrieveMeshSectionsForMaterialIndices ( const [UMeshComponent](API\Runtime\Engine\Components\UMeshComponent) * MeshComponent, int32 LODIndex, const [TArray](API\Runtime\Core\Containers\TArray)< int32 > & MaterialIndices, [TArray](API\Runtime\Core\Containers\TArray)< [FTexturePaintMeshSectionInfo](API\Editor\MeshPaint\FTexturePaintMeshSectionInfo) > & OutSectionInfo )